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KVM: nVMX: Decoding memory operands of VMX instructions

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This patch includes a utility function for decoding pointer operands of VMX
instructions issued by L1 (a guest hypervisor)

Signed-off-by: Nadav Har'El <nyh@il.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Nadav Har'El
2011-05-25 23:04:56 +03:00
committed by Avi Kivity
parent b87a51ae28
commit 064aea7747
3 changed files with 59 additions and 1 deletions
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3
arch/x86/kvm/x86.c
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@@ -3848,7 +3848,7 @@ static int kvm_fetch_guest_virt(struct x86_emulate_ctxt *ctxt,
exception);
}
static int kvm_read_guest_virt(struct x86_emulate_ctxt *ctxt,
int kvm_read_guest_virt(struct x86_emulate_ctxt *ctxt,
gva_t addr, void *val, unsigned int bytes,
struct x86_exception *exception)
{
@@ -3858,6 +3858,7 @@ static int kvm_read_guest_virt(struct x86_emulate_ctxt *ctxt,
return kvm_read_guest_virt_helper(addr, val, bytes, vcpu, access,
exception);
}
EXPORT_SYMBOL_GPL(kvm_read_guest_virt);
static int kvm_read_guest_virt_system(struct x86_emulate_ctxt *ctxt,
gva_t addr, void *val, unsigned int bytes,